Hanapepe Heights Weather in September

The climate in Hanapepe Heights during September can be summarized as hot, humid and wet.

September is in the fall / autumn in Hanapepe Heights and is typically the 2nd warmest month of the year. Daytime maximum temperatures average around a steamy 28°C (83°F), whilst at night 22°C (72°F) is normal.

On average September is the 2nd driest month of the year in Hanapepe Heights with around 166mm 6.5 inches of rain making it a wet time to visit. This rainfall is typically spread over 16 days, although this may vary considerably.

On the flip side this corresponds to an average of 8.5 hours of sunshine per day.

The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Hanapepe Heights in September 2025.